<!DOCTYPE HTML >
<html>
<head>
	<script>
		function test(){
			alert("abc");
		}
	</script>
    <style type="text/css">
    	button{
			width:100%;
			height:50px;
			background:#CF0;
			border:0px;
			padding:0px;
			border-radius:5px;
		}
		
    </style>
</head>

<body>
	<button type="button" value="test" >test</button>
</body>
</html>
